Name: Halothiobacillus halophilus (Wood and Kelly 1995) Kelly and Wood 2000

Category: Species

Proposed as: comb. nov.

Basonym: Thiobacillus halophilus Wood and Kelly 1995

Etymology: ha.lo’phi.lus. Gr. masc. n. hals, salt; Gr. masc. adj. philos, loving; N.L. masc. adj. halophilus, salt-loving

Pronunciation, gender: ha-LO-p^hi-lus, masculine

Type strain: 204; ATCC 49870; DSM 6132

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: U58020 Analyse FASTA

Valid publication: Kelly DP, Wood AP. Reclassification of some species of Thiobacillus to the newly designated genera Acidithiobacillus gen. nov., Halothiobacillus gen. nov. and Thermithiobacillus gen. nov. Int J Syst Evol Microbiol 2000; 50:511-516.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 50, part 2 of the IJSEM. Int J Syst Evol Microbiol 2000; 50:951-953.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Guyparkeria halophila (Wood and Kelly 1995) Boden 2017

Risk group: 1

• Synonyms:

  • Name	Kind
    Thiobacillus halophilus Wood and Kelly 1995	homotypic synonym, validly published under the ICNP
    Guyparkeria halophila (Wood and Kelly 1995) Boden 2017	homotypic synonym, validly published under the ICNP

• Notes:
  • 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • ❗ Halothiobacillus halophilus is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Halothiobacillus.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
  • 🎓 Name mentioned 4 times in PubMed until 2025-06-04.

Parent taxon: Halothiobacillus Kelly and Wood 2000

Assigned by: Kelly DP, Wood AP. Reclassification of some species of Thiobacillus to the newly designated genera Acidithiobacillus gen. nov., Halothiobacillus gen. nov. and Thermithiobacillus gen. nov. Int J Syst Evol Microbiol 2000; 50:511-516.

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Record number: 776825